The activation energy of an endothermic reaction must be greater than the required ΔH.

True

False

An equilibrium mixture of the three gases in a 7.40 L container at 535 K contains 0.313 M PCl5, 0.119 M PCl3 and 0.119 M Cl2.

When preparing dilute solutions of an acid, carefully pour - a. both liquids at once b. the acid into the container c. the acid into the water d. water into the acid?

If a gas at 740 mm Hg and 70c has its pressure lower to 720 mm Hg, what will it's temperature be if volume is held consistent

Which element is least metallic

6. What is/are one of the environmental waste products of nuclear energy?

How many electrons in an atom can have each of the following quantum number or sublevel designations? (a) 4p (b) n = 3, l = 1, m1 = + 1 (c) n = 5, l = 3

The ksp of copper (ii) carbonate, cuco3, is 1.4 * 10-10. calculate the solubility of this compound in g/l.

A 1.0857 gram pure sample of a compound containing only carbon, hydrogen, and oxygen was burned in excess oxygen gas. 2.190 g of carbon dioxide and 0.930g of water were produced. Find the empirical formula of the compound.

Can you solve the anagrams cduopomn yeproprt eeculomc mentag icatreno

Why are H2S, mercaptans, sulphur compounds and salt removed from the crude oils?